
class ShakeUtil {
    
	private static _instance:ShakeUtil;

	public static get me():ShakeUtil {
		if(!ShakeUtil._instance){
		     ShakeUtil._instance = new ShakeUtil(); 
		}
		 return ShakeUtil._instance
	}

	public constructor() {
       // this.tw = egret.Tween.get(txt);
	}

}
